presidents george w. bush, president carter, president clinton will also be here in south africa. although their exact itineraries have not been announced. of course, security very tight. we're told south african officials have been overwhelmed by this. they haven't had this many heads of state come since nelson mandela was inaugurated in 1994. a lot of logistics being worked out now. the celebration continues as the tun stri undergoes its be loved father, ma dean deeb ba, nelson mandela. >>> let's go back to dylan for a check of the weather. >> ten years cancer-free. good for you. happy 60th birthday. >> we are looking at the potential for an ice storm in parts of virginia. we want to show you that right could end up with half acknowledge an inch of ice in roanoke, enough to make a mess of the power grid and the roads, too. we could see one to three inches of snow, especially from philadelphia, briefly in new york city before it turns over to a wintry mix and gets eventually wash add way by rain. we could see ice and several inches of snow in central new england. elsewhere across